| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Yantai | China national standards | MT | 818.43 | USD | 20251103 |
| Wanhua Yantai | China national standards | MT | 832.55 | USD | 20251103 |
| Wanhua Yantai | China national standards | MT | 896.04 | USD | 20251103 |
| Shandong Kaitai Petro | China national standards | MT | 888.99 | USD | 20251103 |
| Shandong Kaitai Petro | China national standards | MT | 917.21 | USD | 20251103 |
| Jinan Qi Mat | China national standards | MT | 1029.91 | USD | 20251102 |
| Shandong Yihe Chem | China national standards | MT | 790.07 | USD | 20251102 |
| Satellite Chem | China national standards | MT | 811.23 | USD | 20251102 |
| Satellite Chem | China national standards | MT | 874.72 | USD | 20251102 |
| Wanhua Chem | China national standards | MT | 1029.91 | USD | 20251102 |